Home / 44,371,643.20-66,569,906.40-18,824,891.20

Finding the Fourth Proportional to 44,371,643.20, 66,569,906.40 and 18,824,891.20

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Solution

The fourth proportional to 44,371,643.20, 66,569,906.40 and 18,824,891.20 is: 28,242,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,371,643.20 : 66,569,906.40 = 18,824,891.20 : x
  2. Step 2: Convert to fraction form
    44,371,643.20/66,569,906.40 = 18,824,891.20/x
  3. Step 3: Cross multiply
    44,371,643.20x = 66,569,906.40 × 18,824,891.20
  4. Step 4: Simplify right side
    44,371,643.20x = 1,253,171,245,174,183.50
  5. Step 5: Solve for x
    x = 1,253,171,245,174,183.50/44,371,643.20
  6. Step 6: Final answer
    x = 28,242,615.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.